Do you have any suggestions for my Roster?

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Hi all!

First one, sorry for my bad english!

So, i need your help with my team (for PvP and PvE).

Yesterday i try to take the first position in my bracket but impossible (2sd place with 1000+ and I abandoned to take OBW covers) with my team:

-OBW
-CStorm
-Ragnarok

My Roster:





I can win more Iso to level up my characters but i don't know what can i do with my team mate

Thx for the help!